Home / 511,888,435,292.82-706,417,455,068.64-292,152,719,791.29

Finding the Fourth Proportional to 511,888,435,292.82, 706,417,455,068.64 and 292,152,719,791.29

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Solution

The fourth proportional to 511,888,435,292.82, 706,417,455,068.64 and 292,152,719,791.29 is: 403,177,267,890.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,888,435,292.82 : 706,417,455,068.64 = 292,152,719,791.29 : x
  2. Step 2: Convert to fraction form
    511,888,435,292.82/706,417,455,068.64 = 292,152,719,791.29/x
  3. Step 3: Cross multiply
    511,888,435,292.82x = 706,417,455,068.64 × 292,152,719,791.29
  4. Step 4: Simplify right side
    511,888,435,292.82x = 206,381,780,806,344,552,480,768
  5. Step 5: Solve for x
    x = 206,381,780,806,344,552,480,768/511,888,435,292.82
  6. Step 6: Final answer
    x = 403,177,267,890.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.